package com.example.demo.controller;


import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;


@RequestMapping("/user")
@RestController
public class UserController {
    @RequestMapping("/login")
    public Boolean login(String userName, String password, HttpSession session) {
        //校验参数合法性
//       1. if (userName==null||userName.length()==0||password==null||password.length()==0){
//            return false;
//        }
        if (!StringUtils.hasLength(userName) || !StringUtils.hasLength(password)) {
            return false;

        }
        //进行用户名和密码的校验
        if ("admin".equals(userName) && "admin".equals(password)) {
            //设置Session
            session.setAttribute("username", "admin");
            return true;
        }
        return false;
    }

    @RequestMapping("/getUserInfo")
    public String getUserInfo(HttpServletRequest request) {
        //获取登录用户
        HttpSession session = request.getSession(false);
        String username = null;
        if (session != null) {

            username = (String) session.getAttribute("username");
        }

        return username;
    }
}
